T0839_module-firmware
Adversaries may install malicious or vulnerable firmware onto modular hardware devices.
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Adversaries may install malicious or vulnerable firmware onto modular hardware devices.
Adversaries may perform network connection enumeration to discover information about device communication patterns.
Adversaries may perform a program download to transfer a user program to a controller.
Adversaries may attempt to upload a program from a PLC to gather information about an industrial process.
Adversaries may attempt to get a listing of other systems by IP address, hostname, or other logical identifier on a network that may be used for subsequent Lateral Movement or Discovery techniques.
Adversaries may move onto systems, such as those separated from the enterprise network, by copying malware to removable media which is inserted into the control systems environment.
Adversaries may setup a rogue master to leverage control server functions to communicate with outstations.
Adversaries may deploy rootkits to hide the presence of programs, files, network connections, services, drivers, and other system components.
Adversaries may attempt to perform screen capture of devices in the control system environment.
Adversaries may send unauthorized command messages to instruct control system assets to perform actions outside of their intended functionality, or without the logical preconditions to trigger thei...